21369408

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6547}}^1$

素因数の和:6579

約数の個数: 56

約数和(自身を含む): 59874912

約数和(自身を除く): 38505504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 6547, 13094, 19641, 26188, 39282, 52376, 78564, 104752, 111299, 157128, 209504, 222598, 314256, 333897, 419008, 445196, 628512, 667794, 890392, 1257024, 1335588, 1780784, 2671176, 3561568, 5342352, 7123136, 10684704, 21369408]

約数ペア:

[(1, 21369408), (2, 10684704), (3, 7123136), (4, 5342352), (6, 3561568), (8, 2671176), (12, 1780784), (16, 1335588), (17, 1257024), (24, 890392), (32, 667794), (34, 628512), (48, 445196), (51, 419008), (64, 333897), (68, 314256), (96, 222598), (102, 209504), (136, 157128), (192, 111299), (204, 104752), (272, 78564), (408, 52376), (544, 39282), (816, 26188), (1088, 19641), (1632, 13094), (3264, 6547)]